523267998 has 16 divisors (see below), whose sum is σ = 1141675776. Its totient is φ = 158566040.

The previous prime is 523267981. The next prime is 523268021. The reversal of 523267998 is 899762325.

It is a self number, because there is not a number n which added to its sum of digits gives 523267998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3964086 + ... + 3964217.

It is an arithmetic number, because the mean of its divisors is an integer number (71354736).

Almost surely, 2^523267998 is an apocalyptic number.

523267998 is an abundant number, since it is smaller than the sum of its proper divisors (618407778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523267998 is a wasteful number, since it uses less digits than its factorization.

523267998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7928319.

The product of its digits is 1632960, while the sum is 51.

The square root of 523267998 is about 22875.0518687937. The cubic root of 523267998 is about 805.8262149771.

The spelling of 523267998 in words is "five hundred twenty-three million, two hundred sixty-seven thousand, nine hundred ninety-eight".